Collection
Springer eBooks 2005-
5,637
O'Reilly
4,314
Springer Book Archives -2004
2,153
Lecture Notes in Computer Science
2,091
Springer Lecture Notes Archiv 1964-1996
1,184
MIT Press eBook Archive
77
Cambridge Books Online
14
JSTOR Open Access Books
10
DeGruyter MPG Collection
8
Standards and Norms (DIN Media)
8
Elsevier ScienceDirect eBooks
6
Oxford University Press
6
Oxford Handbook Online
4
Emerald Business, Management and Economics eBook Collection Archive
3
Editoria Italiana Online
2
Bloomsbury Education and Childhood Studies
1
Bundesanzeiger Vergabeportal
1
Digi20
1
Elsevier eBook collection Mathematics
1
MIT Press Direct to Open
1
Netlibrary
1
Wiley Online Books
1
World Bank E-Library Archive
1